physics - A crane lifts a concrete hopper of mass 370 kg from the ground to the ...
Physics - crane lifts a 75 kg girder 8.85 m. How much work does the crane do ...
physics - A 25 ft long crane supported at its lower end by a pin is elevated by ...
physics - a magnetic crane left a mass 1500 through a vertical height of 40m....
Cranes - 08/09/2005 Physics A crane is lifting a 200 pound object. The crane ...
trigo - a crane at the edge of a dock is supported by a cable 15 meters long, ...
Physics - The arm of a crane at a construction site is 13.1 m long, and it makes...
physics - A crane lifts a concrete hopper of mass 370 kg from the ground to the ...
Physics - A crane is lifting a 500kg payload straight up at a constant speed of ...
science - A crane whose motor has a power input of 5.0 kW lifts a 120-kg load of...